MCQs
Total Questions : 40
| Page 1 of 4 pages
Answer: Option C. -> database has no data.
Answer: Option A. -> None of these
Answer: Option A. -> ALTER TABLE TableName DROP COLUMN ColumnName
Answer: Option C. -> Both of the above are helpful
Answer: Option D. -> reverse engineering.
Answer: Option A. -> All of these
Answer: Option B. -> from the bottom up.
Answer: Option B. -> Changing a column data type from char to date
Answer: Option B. -> Double use of NOT EXISTS
Answer: Option A. -> ALTER TABLE TableName ADD ColumnName